Geological instruments????:(Geoelectric instruments, Magnetic detector, Logging instruments, Inclinometer, Radiometrics, Water detector, Electric winch, Core drilling rig etc)Petroleum instruments????: (Flash point tester,Kinematic viscometer,Distilation Instruments, Solidifying point tester,Engler viscometer etc)Highway instruments ???? :(Penetrometer, Ductility tester, Softening point tester,Asphalt wax content tester,Wheel tracking tester etc)Laboratory instruments?????: (Calorimeter, Water bath,Constant Temperature Oil Bath)Rotational viscometer ?????